二级菜单，部分

themes/example/components/Nav.js

@@ -1,6 +1,7 @@
+import BLOG from '@/blog.config'
 import { useGlobal } from '@/lib/global'
-import Link from 'next/link'
 import CONFIG_EXAMPLE from '../config_example'
+import { DropMenu } from './DropMenu'
 
 /**
  * 菜单导航
@@ -8,8 +9,9 @@ import CONFIG_EXAMPLE from '../config_example'
  * @returns
  */
 export const Nav = (props) => {
-  const { customNav } = props
+  const { customNav, customMenu } = props
   const { locale } = useGlobal()
+
   let links = [
     { icon: 'fas fa-search', name: locale.NAV.SEARCH, to: '/search', show: CONFIG_EXAMPLE.MENU_SEARCH },
     { icon: 'fas fa-archive', name: locale.NAV.ARCHIVE, to: '/archive', show: CONFIG_EXAMPLE.MENU_ARCHIVE },
@@ -21,23 +23,22 @@ export const Nav = (props) => {
     links = links.concat(customNav)
   }
 
+  // 如果 开启自定义菜单，则不再使用 Page生成菜单。
+  if (BLOG.CUSTOM_MENU) {
+    links = customMenu
+  }
+
+  if (!links || links.length === 0) {
+    return null
+  }
+
   return (
         <nav className="w-full bg-white md:pt-0 px-6 relative z-20 border-t border-b border-gray-light dark:border-hexo-black-gray dark:bg-black">
             <div className="container mx-auto max-w-4xl md:flex justify-between items-center text-sm md:text-md md:justify-start">
-                <div className="w-full text-center md:text-left flex flex-wrap justify-center items-stretch md:justify-start md:items-start">
-                    {links.map(link => {
-                      if (link.show) {
-                        return link && <Link
-                                href={link.to}
-                                key={link.to}
-                                className="px-2 md:pl-0 md:mr-3 my-4 md:pr-3 text-gray-700 dark:text-gray-200 no-underline md:border-r border-gray-light">
-                                {link.name}
-                            </Link>
-                      } else {
-                        return null
-                      }
-                    })}
-                </div>
+                <ul className="w-full text-center md:text-left flex flex-wrap justify-center items-stretch md:justify-start md:items-start">
+                    {/* {links.map(link => <NormalMenuItem key={link.id} link={link}/>)} */}
+                    {links.map(link => <DropMenu key={link.id} link={link} />)}
+                </ul>
                 <div className="w-full md:w-1/3 text-center md:text-right">
                     {/* <!-- extra links --> */}
                 </div>